<?php

include_once 'Param.php';
class Sign
{
    public static function makeSign($signString){
        return Sign::md5Sign($signString);;
    }

    public static function base64Encode($signString){
         $md5String = md5($signString,true);
         $sign = base64_encode($md5String);
         return $sign;
    }

    public static function md5Sign($signString){
        $sign = md5($signString,false);
        return $sign;
    }
}